content: /* Generated By:JavaCC: Do not edit this line. TokenMgrError.java Version 5.0 */
  /* JavaCCOptions: */
  package it.unibz.instasearch.indexing.tokenizers.standard;
  
  /** Token Manager Error. */
  public class TokenMgrError extends Error
  {
  
    /**
     * The version identifier for this Serializable class.
     * Increment only if the <i>serialized</i> form of the
     * class changes.
     */
    private static final long serialVersionUID = 1L;
  
    /*
     * Ordinals for various reasons why an Error of this type can be thrown.
     */
  
    /**
     * Lexical error occurred.
     */
    static final int LEXICAL_ERROR = 0;
  
    /**
     * An attempt was made to create a second instance of a static token manager.
     */
    static final int STATIC_LEXER_ERROR = 1;
  
    /**
     * Tried to change to an invalid lexical state.
     */
    static final int INVALID_LEXICAL_STATE = 2;
  
    /**
     * Detected (and bailed out of) an infinite loop in the token manager.
     */
    static final int LOOP_DETECTED = 3;
  
    /**
     * Indicates the reason why the exception is thrown. It will have
     * one of the above 4 values.
     */
    int errorCode;
  
    /**
     * Replaces unprintable characters by their escaped (or unicode escaped)
     * equivalents in the given string
     */
    protected static final String addEscapes(String str) {
      StringBuffer retval = new StringBuffer();
      char ch;
      for (int i = 0; i < str.length(); i++) {
        switch (str.charAt(i))
        {
          case 0 :
            continue;
          case '\b':
            retval.append("\\b");
            continue;
          case '\t':
            retval.append("\\t");
            continue;
          case '\n':
            retval.append("\\n");
            continue;
          case '\f':
            retval.append("\\f");
            continue;
          case '\r':
            retval.append("\\r");
            continue;
          case '\"':
            retval.append("\\\"");
            continue;
          case '\'':
            retval.append("\\\'");
            continue;
          case '\\':
            retval.append("\\\\");
            continue;
          default:
            if ((ch = str.charAt(i)) < 0x20 || ch > 0x7e) {
              String s = "0000" + Integer.toString(ch, 16);
              retval.append("\\u" + s.substring(s.length() - 4, s.length()));
            } else {
              retval.append(ch);
            }
            continue;
        }
      }
      return retval.toString();
    }
  
    /**
     * Returns a detailed message for the Error when it is thrown by the
     * token manager to indicate a lexical error.
     * Parameters :
     *    EOFSeen     : indicates if EOF caused the lexical error
     *    curLexState : lexical state in which this error occurred
     *    errorLine   : line number when the error occurred
     *    errorColumn : column number when the error occurred
     *    errorAfter  : prefix that was seen before this error occurred
     *    curchar     : the offending character
     * Note: You can customize the lexical error message by modifying this method.
     */
    protected static String LexicalError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar) {
      return("Lexical error at line " +
            errorLine + ", column " +
            errorColumn + ".  Encountered: " +
            (EOFSeen ? "<EOF> " : ("\"" + addEscapes(String.valueOf(curChar)) + "\"") + " (" + (int)curChar + "), ") +
            "after : \"" + addEscapes(errorAfter) + "\"");
    }
  
    /**
     * You can also modify the body of this method to customize your error messages.
     * For example, cases like LOOP_DETECTED and INVALID_LEXICAL_STATE are not
     * of end-users concern, so you can return something like :
     *
     *     "Internal Error : Please file a bug report .... "
     *
     * from this method for such cases in the release version of your parser.
     */
    public String getMessage() {
      return super.getMessage();
    }
  
    /*
     * Constructors of various flavors follow.
     */
  
    /** No arg constructor. */
    public TokenMgrError() {
    }
  
    /** Constructor with message and reason. */
    public TokenMgrError(String message, int reason) {
      super(message);
      errorCode = reason;
    }
  
    /** Full Constructor. */
    public TokenMgrError(boolean EOFSeen, int lexState, int errorLine, int errorColumn, String errorAfter, char curChar, int reason) {
      this(LexicalError(EOFSeen, lexState, errorLine, errorColumn, errorAfter, curChar), reason);
    }
  }
  /* JavaCC - OriginalChecksum=de99b2476c57f23dbea54c3c89340131 (do not edit this line) */
  